some improvements

pkg/core/const.go

@@ -12,14 +12,14 @@ const (
 	TagsURI   = "/tags"
 	UserURI   = "/user"
 
-	RawPrefix     = "/raw"
-	IndexPrefix   = "/index"
-	ReindexPrefix = "/reindex"
-	UploadPrefix  = "/upload"
-	NewPrefix     = "/new"
-	MovePrefix    = "/move"
-	TagsPrefix    = "/tags"
-	DeletePrefix  = "/delete"
+	RawPrefix    = "/raw"
+	IndexPrefix  = "/index"
+	RetagPrefix  = "/retag"
+	UploadPrefix = "/upload"
+	NewPrefix    = "/new"
+	MovePrefix   = "/move"
+	TagsPrefix   = "/tags"
+	DeletePrefix = "/delete"
 
 	Favicon      = "/favicon.ico"
 	BootstrapCSS = "/bootstrap.css"

pkg/core/types.go

@@ -30,6 +30,10 @@ type Tag struct {
 
 type Tags []Tag
 
+func (t Tags) Len() int           { return len(t) }
+func (t Tags) Swap(i, j int)      { t[i], t[j] = t[j], t[i] }
+func (t Tags) Less(i, j int) bool { return t[i].Name < t[j].Name }
+
 type RTag struct {
 	Name  string
 	Regex *regexp.Regexp